TY JOUR TI Approximate analytical methods of thermal resistance calculation in the contact zone of solids KW inverse problem of heat transfer KW contact thermal resistance KW temperature KW step regularization KW thermal sensor JO Actual directions of scientific researches of the XXI century: theory and practice AU Popov, V.. PY 2014 IS 2 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov